# 从结果看，是从右边起只进行一次分割
print('/www/jjw/123/1.txt')
print("rsplit('/', 1)\n", '/www/jjw/123/1.txt'.rsplit('/', 1))
print("rsplit('/', 2)\n", '/www/jjw/123/1.txt'.rsplit('/', 2))
print("split('/', 1)\n", '/www/jjw/123/1.txt'.split('/', 1))
print("split('/', 2)\n", '/www/jjw/123/1.txt'.split('/', 2))
print("split('/')\n", '/www/jjw/123/1.txt'.split('/'))
